<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
    <style type="text/css">
        .div_1{
            display: inline-block;
            width: 500px;
            height: 500px;
            border: 1px solid blue;
            position: relative;
        }
        .img1{
            width: 400px;
            height: 320px;
            position: absolute;
            left: 0;
            top: 0;
            transition: all .4s;
            cursor: pointer;
        }
        .img1:hover{
            zoom:1;
            transform: scale(1.2);
        }
        .div_2{
            display: inline-block;
            width: 500px;
            height: 500px;
            border: 1px solid yellow;
            position: relative;
        }
        .img2{
            width: 400px;
            height: 320px;
            position: absolute;
            top: 0;right: 0;bottom: 0;left: 0;
            margin: auto;
            transition: all .4s;
            cursor: pointer;
        }
        .img2:hover{
            zoom:1;
            transform: scale(1.2);
        }
    </style>
</head>
<body>
    <div class="div_1">
        <img class="img1" src="about-vision.png" alt="">
    </div>
    <div class="div_2">
        <img class="img2" src="about-vision.png" alt="">
    </div>
</body>
</html>